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BUG#19620 ndb_mgm help needs help
This commit is contained in:
gni/root@dev3-127.(none)
parent
33bbac31f9
commit
cf77a7f19e
1 changed files with 339 additions and 19 deletions
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@ -266,7 +266,7 @@ static const char* helpText =
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" NDB Cluster -- Management Client -- Help\n"
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" NDB Cluster -- Management Client -- Help\n"
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"---------------------------------------------------------------------------\n"
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"---------------------------------------------------------------------------\n"
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"HELP Print help text\n"
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"HELP Print help text\n"
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"HELP SHOW Help for SHOW command\n"
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"HELP COMMAND Print detailed help for COMMAND(e.g. SHOW)\n"
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#ifdef HAVE_GLOBAL_REPLICATION
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#ifdef HAVE_GLOBAL_REPLICATION
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"HELP REPLICATION Help for global replication\n"
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"HELP REPLICATION Help for global replication\n"
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#endif // HAVE_GLOBAL_REPLICATION
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#endif // HAVE_GLOBAL_REPLICATION
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@ -286,10 +286,10 @@ static const char* helpText =
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"CLUSTERLOG OFF [<severity>] ... Disable Cluster logging\n"
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"CLUSTERLOG OFF [<severity>] ... Disable Cluster logging\n"
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"CLUSTERLOG TOGGLE [<severity>] ... Toggle severity filter on/off\n"
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"CLUSTERLOG TOGGLE [<severity>] ... Toggle severity filter on/off\n"
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"CLUSTERLOG INFO Print cluster log information\n"
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"CLUSTERLOG INFO Print cluster log information\n"
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"<id> START Start DB node (started with -n)\n"
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"<id> START Start data node (started with -n)\n"
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"<id> RESTART [-n] [-i] Restart DB node\n"
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"<id> RESTART [-n] [-i] Restart data or management server node\n"
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"<id> STOP Stop DB node\n"
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"<id> STOP Stop data or management server node\n"
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"ENTER SINGLE USER MODE <api-node> Enter single user mode\n"
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"ENTER SINGLE USER MODE <id> Enter single user mode\n"
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"EXIT SINGLE USER MODE Exit single user mode\n"
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"EXIT SINGLE USER MODE Exit single user mode\n"
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"<id> STATUS Print status\n"
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"<id> STATUS Print status\n"
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"<id> CLUSTERLOG {<category>=<level>}+ Set log level for cluster log\n"
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"<id> CLUSTERLOG {<category>=<level>}+ Set log level for cluster log\n"
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@ -305,14 +305,296 @@ static const char* helpTextShow =
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"---------------------------------------------------------------------------\n"
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for SHOW command\n"
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" NDB Cluster -- Management Client -- Help for SHOW command\n"
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"---------------------------------------------------------------------------\n"
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"---------------------------------------------------------------------------\n"
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"SHOW prints NDB Cluster information\n\n"
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"SHOW Print information about cluster\n\n"
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"SHOW Print information about cluster\n"
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"SHOW Print information about cluster.The status reported is from\n"
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" the perspective of the data nodes. API and Management Server nodes\n"
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" are only reported as connected once the data nodes have started.\n"
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#if 0
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#if 0
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"SHOW CONFIG Print configuration (in initial config file format)\n"
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"SHOW CONFIG Print configuration (in initial config file format)\n"
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"SHOW PARAMETERS Print information about configuration parameters\n\n"
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"SHOW PARAMETERS Print information about configuration parameters\n\n"
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#endif
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#endif
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;
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;
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static const char* helpTextHelp =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for HELP command\n"
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"---------------------------------------------------------------------------\n"
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"HELP List available commands of NDB Cluster Management Client\n\n"
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"HELP List available commands.\n"
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;
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static const char* helpTextBackup =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for BACKUP command\n"
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"---------------------------------------------------------------------------\n"
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"BACKUP A backup is a snapshot of the database at a given time. \n"
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" The backup consists of three main parts:\n\n"
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" Metadata: the names and definitions of all database tables. \n"
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" Table records: the data actually stored in the database tables \n"
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" at the time that the backup was made.\n"
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" Transaction log: a sequential record telling how \n"
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" and when data was stored in the database.\n\n"
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" Backups are stored on each data node in the cluster that \n"
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" participates in the backup.\n\n"
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" The cluster log records backup related events (such as \n"
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" backup started, aborted, finished).\n"
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;
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static const char* helpTextStartBackup =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for START BACKUP command\n"
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"---------------------------------------------------------------------------\n"
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"START BACKUP Start a cluster backup\n\n"
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"START BACKUP [NOWAIT | WAIT STARTED | WAIT COMPLETED]\n"
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" Start a backup for the cluster.\n"
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" Each backup gets an ID number that is reported to the\n"
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" user. This ID number can help you find the backup on the\n"
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" file system, or ABORT BACKUP if you wish to cancel a \n"
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" running backup.\n\n"
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" NOWAIT \n"
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" Start a cluster backup and return immediately.\n"
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" The management client will return control directly\n"
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" to the user without waiting for the backup\n"
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" to have started.\n"
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" The status of the backup is recorded in the Cluster log.\n"
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" WAIT STARTED\n"
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" Start a cluster backup and return until the backup has\n"
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" started. The management client will wait for the backup \n"
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" to have started before returning control to the user.\n"
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" WAIT COMPLETED\n"
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" Start a cluster backup and return until the backup has\n"
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" completed. The management client will wait for the backup\n"
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" to complete before returning control to the user.\n"
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;
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static const char* helpTextAbortBackup =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for ABORT BACKUP command\n"
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"---------------------------------------------------------------------------\n"
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"ABORT BACKUP Abort a cluster backup\n\n"
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"ABORT BACKUP <backup id> \n"
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" Abort a backup that is already in progress.\n"
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" The backup id can be seen in the cluster log or in the\n"
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" output of the START BACKUP command.\n"
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;
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static const char* helpTextShutdown =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for SHUTDOWN command\n"
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"---------------------------------------------------------------------------\n"
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"SHUTDOWN Shutdown the cluster\n\n"
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"SHUTDOWN Shutdown the data nodes and management nodes.\n"
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" MySQL Servers and NDBAPI nodes are currently not \n"
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" shut down by issuing this command.\n"
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;
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static const char* helpTextClusterlogOn =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for CLUSTERLOG ON command\n"
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"---------------------------------------------------------------------------\n"
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"CLUSTERLOG ON Enable Cluster logging\n\n"
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"CLUSTERLOG ON [<severity>] ... \n"
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" Turn the cluster log on.\n"
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" It tells management server which severity levels\n"
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" messages will be logged.\n\n"
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" <severity > can be any one of the following values:\n"
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" ALERT, CRITICAL, ERROR, WARNING, INFO, DEBUG.\n"
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;
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static const char* helpTextClusterlogOff =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for CLUSTERLOG OFF command\n"
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"---------------------------------------------------------------------------\n"
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"CLUSTERLOG OFF Disable Cluster logging\n\n"
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"CLUSTERLOG OFF [<severity>] ... \n"
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" Turn the cluster log off.\n"
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" It tells management server which serverity\n"
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" levels logging will be disabled.\n\n"
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" <severity > can be any one of the following values:\n"
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" ALERT, CRITICAL, ERROR, WARNING, INFO, DEBUG.\n"
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;
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static const char* helpTextClusterlogToggle =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for CLUSTERLOG TOGGLE command\n"
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"---------------------------------------------------------------------------\n"
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"CLUSTERLOG TOGGLE Toggle severity filter on/off\n\n"
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"CLUSTERLOG TOGGLE [<severity>] ... \n"
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" Toggle serverity filter on/off.\n"
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" If a serverity level is already enabled,then it will\n"
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" be disabled after you use the command,vice versa.\n\n"
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" <severity > can be any one of the following values:\n"
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" ALERT, CRITICAL, ERROR, WARNING, INFO, DEBUG.\n"
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;
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static const char* helpTextClusterlogInfo =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for CLUSTERLOG INFO command\n"
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"---------------------------------------------------------------------------\n"
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"CLUSTERLOG INFO Print cluster log information\n\n"
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"CLUSTERLOG INFO Display which severity levels have been enabled,\n"
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" see HELP CLUSTERLOG for list of the severity levels.\n"
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;
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static const char* helpTextStart =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for START command\n"
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"---------------------------------------------------------------------------\n"
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"START Start data node (started with -n)\n\n"
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"<id> START Start the data node identified by <id>.\n"
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" Only starts data nodes that have not\n"
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" yet joined the cluster. These are nodes\n"
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" launched or restarted with the -n(--nostart)\n"
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" option.\n\n"
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" It does not launch the ndbd process on a remote\n"
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" machine.\n"
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;
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static const char* helpTextRestart =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for RESTART command\n"
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"---------------------------------------------------------------------------\n"
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"RESTART Restart data or management server node\n\n"
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"<id> RESTART [-n] [-i] \n"
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" Restart the data or management node <id>(or All data nodes).\n\n"
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" -n (--nostart) restarts the node but does not\n"
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" make it join the cluster. Use '<id> START' to\n"
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" join the node to the cluster.\n\n"
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" -i (--initial) perform initial start.\n"
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" This cleans the file system (ndb_<id>_fs)\n"
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" and the node will copy data from another node\n"
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" in the same node group during start up.\n\n"
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" Consult the documentation before using -i.\n\n"
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" INCORRECT USE OF -i WILL CAUSE DATA LOSS!\n"
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;
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static const char* helpTextStop =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for STOP command\n"
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"---------------------------------------------------------------------------\n"
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"STOP Stop data or management server node\n\n"
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"<id> STOP Stop the data or management server node <id>.\n\n"
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" ALL STOP will just stop all data nodes.\n\n"
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" If you desire to also shut down management servers,\n"
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" use SHUTDOWN instead.\n"
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;
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static const char* helpTextEnterSingleUserMode =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for ENTER SINGLE USER MODE command\n"
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"---------------------------------------------------------------------------\n"
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"ENTER SINGLE USER MODE Enter single user mode\n\n"
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"ENTER SINGLE USER MODE <id> \n"
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" Enters single-user mode, whereby only the MySQL Server or NDBAPI\n"
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" node identified by <id> is allowed to access the database. \n"
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;
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static const char* helpTextExitSingleUserMode =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for EXIT SINGLE USER MODE command\n"
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"---------------------------------------------------------------------------\n"
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"EXIT SINGLE USER MODE Exit single user mode\n\n"
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"EXIT SINGLE USER MODE \n"
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" Exits single-user mode, allowing all SQL nodes \n"
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" (that is, all running mysqld processes) to access the database. \n"
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;
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static const char* helpTextStatus =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for STATUS command\n"
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"---------------------------------------------------------------------------\n"
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"STATUS Print status\n\n"
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"<id> STATUS Displays status information for the data node <id>\n"
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" or for All data nodes. \n\n"
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" e.g.\n"
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" ALL STATUS\n"
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" 1 STATUS\n\n"
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" When a node is starting, the start phase will be\n"
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" listed.\n\n"
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" Start Phase Meaning\n"
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" 1 Clear the cluster file system(ndb_<id>_fs). \n"
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" This stage occurs only when the --initial option \n"
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" has been specified.\n"
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" 2 This stage sets up Cluster connections, establishes \n"
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" inter-node communications and starts Cluster heartbeats.\n"
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" 3 The arbitrator node is elected.\n"
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" 4 Initializes a number of internal cluster variables.\n"
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" 5 For an initial start or initial node restart,\n"
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" the redo log files are created.\n"
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" 6 If this is an initial start, create internal system tables.\n"
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" 7 Update internal variables. \n"
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" 8 In a system restart, rebuild all indexes.\n"
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" 9 Update internal variables. \n"
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" 10 The node can be connected by APIs and can receive events.\n"
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" 11 At this point,event delivery is handed over to\n"
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" the node joining the cluster.\n"
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"(see manual for more information)\n"
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;
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static const char* helpTextClusterlog =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for CLUSTERLOG command\n"
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"---------------------------------------------------------------------------\n"
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"CLUSTERLOG Set log level for cluster log\n\n"
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" <id> CLUSTERLOG {<category>=<level>}+ \n"
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" Logs <category> events with priority less than \n"
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" or equal to <level> in the cluster log.\n\n"
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" <category> can be any one of the following values:\n"
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" STARTUP, SHUTDOWN, STATISTICS, CHECKPOINT, NODERESTART,\n"
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" CONNECTION, ERROR, INFO, CONGESTION, DEBUG, or BACKUP. \n\n"
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" <level> is represented by one of the numbers \n"
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" from 1 to 15 inclusive, where 1 indicates 'most important' \n"
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" and 15 'least important'.\n\n"
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" <severity > can be any one of the following values:\n"
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" ALERT, CRITICAL, ERROR, WARNING, INFO, DEBUG.\n"
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;
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static const char* helpTextPurgeStaleSessions =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for PURGE STALE SESSIONS command\n"
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"---------------------------------------------------------------------------\n"
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"PURGE STALE SESSIONS Reset reserved nodeid's in the mgmt server\n\n"
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"PURGE STALE SESSIONS \n"
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" Running this statement forces all reserved \n"
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" node IDs to be checked; any that are not \n"
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" being used by nodes acutally connected to \n"
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" the cluster are then freed.\n\n"
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" This command is not normally needed, but may be\n"
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" required in some situations where failed nodes \n"
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" cannot rejoin the cluster due to failing to\n"
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" allocate a node id.\n"
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;
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static const char* helpTextConnect =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for CONNECT command\n"
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"---------------------------------------------------------------------------\n"
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"CONNECT Connect to management server (reconnect if already connected)\n\n"
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"CONNECT [<connectstring>] \n"
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" Connect to management server.\n"
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" The optional parameter connectstring specifies the \n"
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" connect string to user.\n\n"
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" A connect string may be:\n"
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" mgm-server\n"
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" mgm-server:port\n"
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" mgm1:port,mgm2:port\n"
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" With multiple management servers comma separated.\n"
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" The management client with try to connect to the \n"
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" management servers in the order they are listed.\n\n"
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" If no connect string is specified, the default \n"
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" is used. \n"
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;
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static const char* helpTextQuit =
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"---------------------------------------------------------------------------\n"
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" NDB Cluster -- Management Client -- Help for QUIT command\n"
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"---------------------------------------------------------------------------\n"
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"QUIT Quit management client\n\n"
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"QUIT Terminates the management client. \n"
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;
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#ifdef HAVE_GLOBAL_REPLICATION
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#ifdef HAVE_GLOBAL_REPLICATION
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static const char* helpTextRep =
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static const char* helpTextRep =
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"---------------------------------------------------------------------------\n"
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"---------------------------------------------------------------------------\n"
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@ -370,6 +652,44 @@ static const char* helpTextDebug =
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;
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#endif
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#endif
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struct {
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const char *cmd;
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const char * help;
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}help_items[]={
|
||||||
|
{"SHOW", helpTextShow},
|
||||||
|
{"HELP", helpTextHelp},
|
||||||
|
{"BACKUP", helpTextBackup},
|
||||||
|
{"START BACKUP", helpTextStartBackup},
|
||||||
|
{"START BACKUP NOWAIT", helpTextStartBackup},
|
||||||
|
{"START BACKUP WAIT STARTED", helpTextStartBackup},
|
||||||
|
{"START BACKUP WAIT", helpTextStartBackup},
|
||||||
|
{"START BACKUP WAIT COMPLETED", helpTextStartBackup},
|
||||||
|
{"ABORT BACKUP", helpTextAbortBackup},
|
||||||
|
{"SHUTDOWN", helpTextShutdown},
|
||||||
|
{"CLUSTERLOG ON", helpTextClusterlogOn},
|
||||||
|
{"CLUSTERLOG OFF", helpTextClusterlogOff},
|
||||||
|
{"CLUSTERLOG TOGGLE", helpTextClusterlogToggle},
|
||||||
|
{"CLUSTERLOG INFO", helpTextClusterlogInfo},
|
||||||
|
{"START", helpTextStart},
|
||||||
|
{"RESTART", helpTextRestart},
|
||||||
|
{"STOP", helpTextStop},
|
||||||
|
{"ENTER SINGLE USER MODE", helpTextEnterSingleUserMode},
|
||||||
|
{"EXIT SINGLE USER MODE", helpTextExitSingleUserMode},
|
||||||
|
{"STATUS", helpTextStatus},
|
||||||
|
{"CLUSTERLOG", helpTextClusterlog},
|
||||||
|
{"PURGE STALE SESSIONS", helpTextPurgeStaleSessions},
|
||||||
|
{"CONNECT", helpTextConnect},
|
||||||
|
{"QUIT", helpTextQuit},
|
||||||
|
#ifdef HAVE_GLOBAL_REPLICATION
|
||||||
|
{"REPLICATION", helpTextRep},
|
||||||
|
{"REP", helpTextRep},
|
||||||
|
#endif // HAVE_GLOBAL_REPLICATION
|
||||||
|
#ifdef VM_TRACE // DEBUG ONLY
|
||||||
|
{"DEBUG", helpTextDebug},
|
||||||
|
#endif //VM_TRACE
|
||||||
|
{NULL, NULL}
|
||||||
|
};
|
||||||
|
|
||||||
static bool
|
static bool
|
||||||
convert(const char* s, int& val) {
|
convert(const char* s, int& val) {
|
||||||
|
|
||||||
|
|
@ -1045,19 +1365,19 @@ CommandInterpreter::executeHelp(char* parameters)
|
||||||
ndbout << "<level> = " << "0 - 15" << endl;
|
ndbout << "<level> = " << "0 - 15" << endl;
|
||||||
ndbout << "<id> = " << "ALL | Any database node id" << endl;
|
ndbout << "<id> = " << "ALL | Any database node id" << endl;
|
||||||
ndbout << endl;
|
ndbout << endl;
|
||||||
} else if (strcasecmp(parameters, "SHOW") == 0) {
|
ndbout << "For detailed help on COMMAND, use HELP COMMAND." << endl;
|
||||||
ndbout << helpTextShow;
|
|
||||||
#ifdef HAVE_GLOBAL_REPLICATION
|
|
||||||
} else if (strcasecmp(parameters, "REPLICATION") == 0 ||
|
|
||||||
strcasecmp(parameters, "REP") == 0) {
|
|
||||||
ndbout << helpTextRep;
|
|
||||||
#endif // HAVE_GLOBAL_REPLICATION
|
|
||||||
#ifdef VM_TRACE // DEBUG ONLY
|
|
||||||
} else if (strcasecmp(parameters, "DEBUG") == 0) {
|
|
||||||
ndbout << helpTextDebug;
|
|
||||||
#endif
|
|
||||||
} else {
|
} else {
|
||||||
invalid_command(parameters);
|
int i = 0;
|
||||||
|
for (i = 0; help_items[i].cmd != NULL; i++)
|
||||||
|
{
|
||||||
|
if (strcasecmp(parameters, help_items[i].cmd) == 0)
|
||||||
|
{
|
||||||
|
ndbout << help_items[i].help;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if (help_items[i].cmd == NULL)
|
||||||
|
ndbout << "No help for " << parameters << " available" << endl;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
||||||
Loading…
Add table
Reference in a new issue